Septic Systems in Prince George's County, MD

Modeled costs, available official data & local verification guidance

Pop. 967,201 ~5.4% on septic ~20,892 septic homes

Our modeled range for septic pumping in Prince George's County, Maryland is $400-$750. A modeled conventional installation range is $7,750-$15,450. The site model estimates approximately 20,892 homes may use septic systems; this is not a county count.

Septic System Costs in Prince George's County

ServiceLowAverageHigh
Pumping / Cleaning$400$550$750
Routine Inspection$300$400$550
Real Estate Inspection$500$750$1050
Minor Repair$1,000$1,400$6,800
Conventional Installation$7,750$11,050$15,450
Aerobic System Installation$14,500$20,700$29,000
Drainfield Replacement$7,750$11,050$15,450
Perc Test$1,150$1,650$2,300

Modeled estimates derived from national reference ranges and a regional multiplier, not observed local quotes. Actual costs depend on system type, site conditions, permits, and provider.

Groundwater & Water Table in Prince George's County

Monitoring Wells
38
Avg Depth to Water
93.2 ft
Median Depth
78.3 ft
Shallowest Recorded
6.1 ft

Water table depths in this county are generally favorable for conventional septic systems.

Source: USGS National Water Information System. Based on 1073 measurements from monitoring wells.

Septic System FAQ for Prince George's County

How much does septic pumping cost in Prince George's County?
Our modeled pumping range for Prince George's County, Maryland is $400-$750, with a modeled midpoint of $550. This is not an observed local quote. Actual cost varies by tank size, access, travel distance and tank condition.
How much does a new septic system cost in Prince George's County?
Our modeled conventional-installation range for Prince George's County is $7,750-$15,450; the modeled aerobic-system range is $14,500-$29,000. These are planning indicators, not observed local quotes. A site evaluation and provider estimate are needed.
Do I need a permit for a septic system in Prince George's County?
Permit requirements depend on the work, property and responsible authority. Review the verified official-source summary on this page, then contact the authority directly for the current application, exemptions, fees, site-evaluation requirements and inspection steps before work begins.
What soil types are in Prince George's County and how do they affect septic systems?
Contact the county health department for soil evaluation requirements.
How often should I pump my septic tank in Prince George's County?
The EPA recommends pumping your septic tank every 3-5 years for a typical household. The exact frequency depends on tank size, household size, and water usage. A 1,000-gallon tank serving a family of 4 should generally be pumped every 3 years. With approximately 20,892 septic systems in Prince George's County, there are many local providers offering regular pumping services.
How long does a septic system last in Prince George's County?
A well-maintained septic system in Prince George's County typically lasts 25-30 years, though some components may need attention sooner. The concrete septic tank itself can last 40+ years, while the drainfield — the most critical and expensive component — usually lasts 15-25 years depending on soil conditions. Regular pumping every 3-5 years and avoiding excess water usage are the two most effective ways to extend system life.

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Quick Facts

Population967,201
Est. Septic Homes20,892
Avg Pumping Cost$550

Common Septic Services

Pumping: $400-$750
Inspection: $300-$550
Repair: $1,000-$6,800
Installation: $7,750-$15,450

Data last updated: 2026-08-26